Guotai Haitong Securities Co., Ltd. Issuance Sponsorship Letter Regarding Toread Holdings Group Co., Ltd.'s Issuance of Shares to Specific Targets on the ChiNext Market

Declaration

Guotai Haitong Securities Co., Ltd. (hereinafter referred to as "Guotai Haitong," "Sponsor," or "Lead Underwriter") has accepted the engagement by Toread Holdings Group Co., Ltd. (hereinafter referred to as "Toread," "the Company," or "the Issuer") to act as the sponsor and lead underwriter for the Company's issuance of A-shares to specific targets (hereinafter referred to as "this Project"). Yang Zhenhuan and Deng Kunpeng are designated as the sponsoring representatives responsible for this recommendation.

The Sponsor and the designated sponsoring representatives have acted in accordance with the Company Law of the People's Republic of China, the Securities Law of the People's Republic of China, the Administrative Measures for the Registration of Securities Issuance by Listed Companies, and other relevant laws, regulations, and provisions of the China Securities Regulatory Commission (hereinafter "CSRC") and the Shenzhen Stock Exchange (hereinafter "SZSE"). We have acted with honesty, trustworthiness, and due diligence, strictly following established business rules, industry practice standards, and ethical codes to issue this sponsorship letter, and we guarantee the authenticity, accuracy, and completeness of the documents provided.

Unless otherwise specified, terms used in this sponsorship letter have the same meanings as those defined in the Prospectus for the Issuance of A-shares to Specific Targets by Toread Holdings Group Co., Ltd.

Table of Contents

1. Declaration

2. Table of Contents

3. Section 1: Basic Information on this Securities Issuance

• 1. Name of the Sponsor for this Securities Issuance
• 1. Staffing of the Sponsor for this Securities Issuance
• 1. Basic Information of the Issuer
• 1. Type of Securities Issuance
• 1. Affiliation between the Sponsor and the Issuer
• 1. Internal Review Procedures and Opinions of the Sponsor

1. Section 2: Commitments of the Sponsor

• 1. General Commitments of the Sponsor regarding this Issuance
• 1. Itemized Commitments of the Sponsor regarding this Issuance

1. Section 3: Recommendation Opinions on this Securities Issuance

• 1. Legality of the Decision-making Procedures for this Issuance
• 1. Compliance of the Issuance of Shares to Specific Targets
• 1. Major Risks Facing the Issuer
• 1. Analysis of the Issuer's Market Prospects
• 1. Verification of Paid Engagement of Third-party Institutions and Individuals
• 1. Recommendation Conclusion of the Sponsor regarding this Securities Issuance

Section 1: Basic Information on this Securities Issuance

1. Name of the Sponsor for this Securities Issuance

Guotai Haitong Securities Co., Ltd.

2. Staffing of the Sponsor for this Securities Issuance

(1) Names and Professional Qualifications of the Sponsoring Representatives

Guotai Haitong has designated Yang Zhenhuan and Deng Kunpeng as the sponsoring representatives for Toread Holdings Group Co., Ltd.'s issuance of A-shares to specific targets.

The primary professional experience of the sponsoring representatives for this project is as follows:

Yang Zhenhuan: Sponsoring representative for this project, holds a Master's degree, and has many years of experience in the investment banking sector. He has been responsible for or participated in the due diligence and IPO projects of companies such as Taihe Shares (300665), Yuanchao Wisdom, Gelanruo, Deshuo Technology (874669), and Huifeng Satellite, as well as the refinancing project of Zhongbei Communications (603220) and the joint lead underwriting of the Huadian New Energy (600930) IPO. Mr. Yang has strictly complied with the Administrative Measures for the Sponsorship of Securities Issuance and Listing during his practice and maintains a good professional record.